package Fourth;

public class demo {
    public static void main(String[] args) {
        feiji feiji = new feiji();
        feiji.CarryPassange();
        feiji.TakeOff();
        feiji.Fly();
        feiji.Land();

        niao niao = new niao();
        niao.TakeOff();
        niao.Fly();
        niao.Land();
        niao.eat();

        chaoren chaoren = new chaoren();
        chaoren.eat();
        chaoren.TakeOff();
        chaoren.Fly();
        chaoren.Land();
    }
}
